<script setup lang="ts">
defineProps<{
  modelValue: number
}>()
const emits = defineEmits<{
  (e: 'update:modelValue', x: number): void
}>()
</script>

<template>
  <div class="son-page">son----{{ modelValue }}</div>
  <button @click="emits('update:modelValue', modelValue + 1)">点击++</button>
</template>

<style lang="scss" scoped></style>
